Use Case Analysis


Use Case: 2 "modify a patient's data"



CHARACTERISTIC INFORMATION

Goal in Context: staff makes new observations and measurements and inputs them to the system.

Scope: hospital

Level: Primary task

Preconditions: patient already exists in the system, data already retrieved

Success End Condition: data of patient is updated to new data

Failed End Condition: data can not be saved but still not lost

Primary Actor: medical staff eg. nurse



MAIN SUCCESS SCENARIO

1. staff enters new data

2. system saves new data



EXTENSIONS

2a. patient doesn't exist in system

2a1. inform staff that patient is unknown

2a2. ask staff for patient's name



SUB-VARIATIONS

none



RELATED INFORMATION

Priority: top

Performance Target: immediate answer

Frequency: N/A

Superordinate Use Case: -

Subordinate Use Cases: -

Channel to primary actor: interaction

Secondary Actors: -

Channels to secondary actors: -



OPEN ISSUES

none


Sascha Hemminger 2004